body{
    margin: 0;
    background-color: rgb(58, 58, 58);
}
.container{
    width: 1000px;
    /* height: auto; */
    /* outline: 1px solid red; */
    margin:50px auto;
    display: flex;
    flex-flow: row wrap;
    justify-content: space-between;
}
.item{
    width: 225px;
    padding:10px;
    background-color: #fff;
    box-sizing: border-box;
    margin-bottom: 20px;
}
.img-warpper{
    width: 100%;
    height: 260px;
    overflow: hidden;
}
.img-warpper img{
    width: 100%;
}